/**
 * Copyright 2010-2011 initialize4j.org
 * 
 * <pre>
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * </pre>
 * 
 * <pre>
 * http://www.apache.org/licenses/LICENSE-2.0
 * </pre>
 * 
 * <pre>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 * </pre>
 */
package org.initialize4j.modify;

import java.lang.reflect.Field;

import org.initialize4j.convert.Converter;
import org.initialize4j.convert.FieldConverterFactory;
import org.initialize4j.service.InitializationUtil;

/**
 * @author <a href="hillger.t@gmail.com">hillger.t</a>
 */
public class ValueModifier implements Modifier {
  private final String value;

  public ValueModifier(String value) {
    this.value = value;
  }

  public void change(Object bean, Field field) throws ModifyException {
    try {
      FieldConverterFactory factory = new FieldConverterFactory();
      Converter<?> converter = factory.getConverter(field);

      if (field.isAccessible()) {
        field.set(bean, converter.convert(value));
      }
      else {
        InitializationUtil.setFieldValue(bean, field, converter.convert(value));
      }
    }
    catch (Exception e) {
      throw new ModifyException(e);
    }
  }
}
